Hardware Spec Index

Brontix FN-4158 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4158-SE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index541 (Case Fans scale)
Category rank#5,637
Street price$19
Power3 W
Performance per dollar28.47
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4158 SE
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4158 SE 140mm PWM Case Fan”, https://vextor7.com/item/380472 (accessed 2026-10-19).